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| Number | Title | Issue Date |
| 8091479 | Fluid blade disablement tool A fluid blade disablement (FBD) tool that forms both a focused fluid projectile that resembles a blade, which can provide precision penetration of a barrier wall, and a broad fluid projectile that functions substantially like a hammer, which can produce general disr... | 01/10/2012 |
| 8037829 | Reactive shaped charge, reactive liner, and method for target penetration using a reactive shaped charge Embodiments of a reactive shaped charge, a reactive liner, and a method for penetrating a target are generally described herein. The reactive shaped charge comprises a reactive liner having a matrix of reactive metal particles in a hydrocarbon fuel, a high explosive... | 10/18/2011 |
| 7921778 | Single phase tungsten alloy for shaped charge liner A single phase metal alloy usually for forming a shaped charge liner for a penetrating jet or explosively formed penetrator forming warhead consists essentially of from a trace to 90%, by weight, of cobalt, from 10% to 50% by weight, of tungsten, and the balance nic... | 04/12/2011 |
| 7908970 | Dual initiation strip charge apparatus and methods for making and implementing the same A Dual Initiation Strip Charge (DISC) apparatus is initiated by a single initiation source and detonates a strip of explosive charge at two separate contacts. The reflection of explosively induced stresses meet and create a fracture and breach a target along a gener... | 03/22/2011 |
| 7752971 | Adapter for shaped charge casing A shaped charge for use with a perforating gun having an adapter that can couple the shaped charge with perforating gun systems of more than one size. An interference fit can couple the adapter to the open end of a shaped charge. The adapter includes a base section ... | 07/13/2010 |
| 7690306 | Use of barite in perforating devices Disclosed are barite compositions. The barite compositions may be utilized for manufacturing perforator devices, including casing and liner components. ... | 04/06/2010 |
| 7661367 | Radial-linear shaped charge pipe cutter A radial-linear shaped charge pipe cutter is constructed with the booster explosive packed intimately into a booster aperture that is bored axially through the charge upper end plate. The cutter explosive is initiated at the interface between the upper margin of the... | 02/16/2010 |
| 7658148 | Reactive shaped charges comprising thermal sprayed reactive components Shaped charge liners are made of reactive materials formed by thermal spray techniques. The thermally sprayed reactive shaped charge materials have low porosity and high structural integrity. Upon detonation, the reactive materials of the shaped charge liner undergo... | 02/09/2010 |
| 7581498 | Injection molded shaped charge liner A shaped charge liner formed by injection molding, where the liner components include powdered metal and organic binder. The liner components are blended then processed within an injection molding device and urged from the molding device into a mold where a liner sh... | 09/01/2009 |
| 7546806 | Selectable output well perforator and method for producing variable hole profiles Various shaped charges and methods of operation produce multiple jets in various profiles by employing multiple initiation points to address various earthen formations and producing different types of perforations in well bores. The shaped charge device includes a c... | 06/16/2009 |
| 7434514 | Ignition device for explosive charge or pyrotechnic composition The invention relates to an ignition device for an explosive charge or pyrotechnic composition. This device comprises at least two ignition means connected to a power source. It is characterized in that it comprises a single insulating support carrying the ignition ... | 10/14/2008 |
| 7360488 | Single phase tungsten alloy A single phase metal alloy usually for forming a shaped charge liner for a penetrating jet or explosively formed penetrator forming warhead consists essentially of from a trace to 90%, by weight, of cobalt, from 10% to 50% by weight, of tungsten, and the balance nic... | 04/22/2008 |
| 7350448 | Perforating apparatus, firing assembly, and method A firing assembly for activating a perforating device comprising a module having a first chamber and a second chamber. The firing assembly comprises a firing head for transferring ballistic energy to the perforating device, said firing head having a detonator and a ... | 04/01/2008 |
| 7350451 | Apparatus comprising an exhaust duct and anti-fratricide shield A missile launcher that combines the functionality of a gas management system and an anti-fratricide shield is disclosed. In accordance with the illustrative embodiment of the present invention, a plurality of gas-uptake ducts are arranged on a boundary that surroun... | 04/01/2008 |
| 7347279 | Charge holder apparatus An adapter is provided for holding and mounting a shaped charge having a non-standard size into a standard loading tube of a hollow carrier gun. The adapter may include a housing assembly having an interior bore to hold a relatively small shaped charge and an exteri... | 03/25/2008 |
| 7340025 | Plasma antenna generator and method of using same A plasma antenna generator includes a ceramic portion including an ionizable material, an explosive charge adapted to project at least part of the ceramic portion upon detonation at a velocity sufficient to ionize the ionizable material, and a detonator coupled with... | 03/04/2008 |
| 7284601 | Casing conveyed well perforating apparatus and method Disclosed is a device and method for externally perforating a well-bore casing. The perforating apparatus is attached to the outside of the casing itself and is conveyed along with the casing when it is inserted into the well bore. The perforation is accomplished us... | 10/23/2007 |
| 7284489 | Casing conveyed well perforating apparatus and method Disclosed is a device and method for externally perforating a well-bore casing. The perforating apparatus is attached to the outside of the casing itself and is conveyed along with the casing when it is inserted into the well bore. The perforation is accomplished us... | 10/23/2007 |
| 7278353 | Reactive shaped charges and thermal spray methods of making same Shaped charge liners are made of reactive materials formed by thermal spray techniques. The thermally sprayed reactive shaped charge materials have low porosity and high structural integrity. Upon detonation, the reactive materials of the shaped charge liner undergo... | 10/09/2007 |
| 7278354 | Shock initiation devices including reactive multilayer structures The invention provides shock initiation devices comprising multilayer structures with constituent layers that undergo an exothermic self-propagating reaction once initiated by shock. The multilayer structures may be used as components in shaped charges, EFP devices,... | 10/09/2007 |
| 7261036 | Shaped charge liner A liner for a shaped charge having a composition comprising greater than 90% by weight of powdered tungsten and up to 10% by weight of powered binder, the composition being formed into a substantially conically shaped body and having a crystal structure of substanti... | 08/28/2007 |
| 7237486 | Low debris perforating gun system for oriented perforating Disclosed herein is a shaped charge assembly for use in a perforating gun. The shaped charge assembly includes a shaped charge combined with a longitudinal spine extending along a portion of a perforating gun barrel. The shaped charge can be secured to the spine wit... | 07/03/2007 |
| 7237487 | Low debris perforating gun system for oriented perforating Disclosed herein is a reinforcing system for a shaped charge assembly for use in a perforating gun. The shaped charge assembly includes a shaped charge combined with a longitudinal reinforcing system extending along a portion of a perforating gun barrel. The reinfor... | 07/03/2007 |
| 7195066 | Engineered solution for controlled buoyancy perforating The weight of a shaped charge carrier is predetermined as a buoyancy control parameter for perforating guns. Each charge carrier comprises a co-axial assembly of inner and outer carrier units. Both carrier units may be fabricated from low density metals or composite... | 03/27/2007 |
| 7188821 | Magnetic assembly for reversibly securing a post Described is a removable assembly for use on a fixed surface. The assembly includes a post having a base (42) and an attachment assembly (8). The attachment assembly includes a base plate (10) and a magnet assembly (12), both capable of c... | 03/13/2007 |
| 7174834 | Explosive shell having improved resistance to shocks An explosive shell comprising a fusible explosive load placed in a casing incorporating an opening, such shell comprising shimming means placed in the vicinity of the shell opening, such shimming means comprising a ring made of an elastic material placed between a f... | 02/13/2007 |
| 7150231 | Active part An active part of an ammunition device. A casing is provided with a sleeve in association with an opening of the casing. A sprung device is arranged between a locking device arranged at the opening of the casing and the sleeve. The end of the sleeve facing away from... | 12/19/2006 |
| 7086629 | Severance of polycarbonates and polycarbonate laminates with linear shaped charge The present invention involve a method for severance of materials made of polycarbonate, polycarbonate laminate and aciylic/polycarbonate laminate, a canopy fracturing system and a conopy having the canopy fracturing system. The present invention utilizes a l... | 08/08/2006 |
| 7073448 | Shaped charge tubing cutter A shaped charge tubing cutter includes a minimal contact suspension to isolate the cutter explosive from the housing and sub structure. A charge detonation booster main-cavity is located on the juncture of the charge truncation planes. Explosive in the booster main-... | 07/11/2006 |
| 7059250 | Melted metal dispersal warhead Molten droplets of a metal fuel, such as aluminum, are dispersed into air or water for a reaction releasing energy for military or other purposes. In one warhead embodiment, a cylinder of solid metal is disposed within a ceramic heat insulator; heaters of thermite-l... | 06/13/2006 |
| 7036432 | Explosive round with controlled explosive-formed fragments The invention provides an explosive round that produces fragments propelled by jetting effect, the round consisting in a firing head, an explosive charge, a fragment generating wall in direct contact with the explosive, which wall has a set of indentations extending... | 05/02/2006 |
| 7011027 | Coated metal particles to enhance oil field shaped charge performance A liner for a shaped charge comprising powdered heavy metal tungsten coated with a metal binder coating compressively formed into a liner body. Each of the powdered heavy metal particles are substantially uniformly coated with metal binder coating. The preferred pow... | 03/14/2006 |
| 6994305 | Magnetic mounting assembly Provided is a magnet mounting assembly including a ferromagnetic support plate having a periphery, two opposite faces, and a ferromagnetic plate extension depending from the periphery, and a permanent magnet disposed on the support plate, in which the plate extensio... | 02/07/2006 |
| 6983698 | Shaped charge explosive device and method of making same A shaped charge explosive device which includes an axially symmetric body of explosive material, a liner lining the forward end of the body, and a detonator disposed at the bottom of the body. The liner has an apex disposed along the symmetry axis of the body and th... | 01/10/2006 |
| 6966263 | Low-cost, no-fragment explosive access tool for soft metal containers The invention comprises a device that uses a flexible material, preferably in a mostly square shape. An explosive charge, usually in the form of a sheet of explosives, is cut to fit on the top side of the flexible material. A cutting plate, having orthogonal grooves... | 11/22/2005 |
| 6962634 | Low temperature, extrudable, high density reactive materials A reactive material for use as a reactive liner in penetrating (shape-charge) warheads and for use in reactive fragments in fragmenting warheads is disclosed. The reactive material comprises an oxidizing agent and a metal filler or metal/metal oxide filler. The oxid... | 11/08/2005 |
| 6962202 | Casing conveyed well perforating apparatus and method Disclosed is a casing conveyed perforating apparatus and method for externally perforating a wellbore casing. The perforating apparatus is attached to the outside of the casing and is conveyed along with the casing when it is inserted into the wellbore. The perforat... | 11/08/2005 |
| 6959893 | Light fighter lethality seeker projectile A projectile comprises an imaging seeker at a front of the projectile; a front warhead behind the imaging seeker; a power supply; an electronics unit connected to the power supply and comprising a microprocessor circuit board, a voltage regulator circuit board, an i... | 11/01/2005 |
| 6957702 | Cement compositions with improved mechanical properties and methods of cementing in a subterranean formation Cement compositions having enhanced mechanical properties and comprising microspheres and carbon fibers are provided herein. Methods are provided herein for cementing in a subterranean formation using such cement compositions. The cement compositions comprise a ceme... | 10/25/2005 |
| 6931994 | Tandem warhead A tandem warhead for destroying a target, the tandem warhead including a kinetic energy rod section with a plurality of lengthy individual projectiles, a blast fragmentation section deployable proximate the target, and a guidance subsystem for deploying the projecti... | 08/23/2005 |
